From mboxrd@z Thu Jan 1 00:00:00 1970 From: thierry.reding@gmail.com (Thierry Reding) Date: Tue, 26 Aug 2014 15:43:14 +0200 Subject: [linux-sunxi] Re: [PATCH 4/4] simplefb: add clock handling code In-Reply-To: <20140826132207.GL15297@lukather> References: <20140825124410.GZ15297@lukather> <20140825133953.GJ4163@ulmo.nvidia.com> <53FB3E7F.4000503@redhat.com> <20140825141600.GA14763@ulmo.nvidia.com> <53FB47B8.2090104@redhat.com> <20140825151255.GA14967@ulmo.nvidia.com> <20140825151822.GC21020@skynet.be> <20140826084026.GF17263@ulmo> <20140826132207.GL15297@lukather> Message-ID: <20140826134312.GB2980@ulmo> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Tue, Aug 26, 2014 at 03:22:07PM +0200, Maxime Ripard wrote: > On Tue, Aug 26, 2014 at 10:40:27AM +0200, Thierry Reding wrote: > > On Mon, Aug 25, 2014 at 05:18:22PM +0200, Luc Verhaegen wrote: > > > On Mon, Aug 25, 2014 at 05:12:58PM +0200, Thierry Reding wrote: > > > > > > > > Out of curiosity, how does this work in practice? How does the > > > > bootloader create this entry? Does it scan the DT to see which clocks > > > > the real hardware device references and then simply copies them to the > > > > simplefb node? > > > > > > > > Thierry > > > > > > https://www.mail-archive.com/linux-sunxi at googlegroups.com/msg06619.html > > > > That looks like a royal pain. Again, I think it'd be much simpler (but > > not less code, unfortunately) to do this on a per-resource basis. That > > way these low-level firmware drivers in the kernel can stay trivial, > > keeping the real complexity where they belong: in hardware-specific > > drivers such as DRM/KMS. > > So we have to write a DRM/KMS driver in order to have display working > while waiting for a DRM/KMS driver to be worked on? Come on... Perhaps you should go and read this thread again. That's not at all what I've been saying. Thierry -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: application/pgp-signature Size: 819 bytes Desc: not available URL: